China Unicom [Japan] 5-Day Data SIM Card (8GB high-speed data, followed by unlimited usage)

- Coverage: Japan 5G / 4G
- Network Provider: KDDI & Softbank
- Validity Period: Valid for 5 days from the day of card activation.
- Last Activation Date: 30/06/2027
- Must enable "Data Roaming" in phone settings.
- This card provides mobile data services only; no voice call minutes are included.
- Fair Usage Policy: Once data usage reaches the 8GB "Fair Usage Data Limit," customers can still use mobile data services, but the data transmission speed will be slowed and restricted (up to 256kbps), and cannot be used for tethering or peer-to-peer transmission.

- Supports services such as Facebook, WeChat, WhatsApp, and Google.
- Can make WhatsApp calls and WeChat calls - This SIM card cannot be topped up.
- No real-name registration required - Supports Wi-Fi tethering or use in a mobile Wi-Fi device.